package cn.lixuan.reggie.controller;

import cn.lixuan.reggie.common.R;
import cn.lixuan.reggie.entity.Employee;
import cn.lixuan.reggie.service.EmployeeService;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.DigestUtils;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import java.time.LocalDateTime;

@Slf4j
@RestController
@RequestMapping("/employee")
public class EmployeeController {

    @Autowired
    private EmployeeService employeeService;

    @PostMapping("/login")
    public R<Employee> login(HttpServletRequest request, @RequestBody Employee employee){
        String password = employee.getPassword();
        password = DigestUtils.md5DigestAsHex(password.getBytes());

        LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper<>();

        queryWrapper.eq(Employee::getUsername,employee.getUsername());
        Employee emp = employeeService.getOne(queryWrapper);

        if(emp == null){
            return R.error("登录失败");
        }

        if(!emp.getPassword().equals(password)){
            return R.error("登录失败");
        }

        if(emp.getStatus() == 0){
            return R.error("账号已禁用");
        }

        request.getSession().setAttribute("employee",emp.getId());
        return R.success(emp);
    }

    @PostMapping("/logout")
    public R<String> logout(HttpServletRequest request){
        request.getSession().removeAttribute("employee");
        return R.success("退出成功");
    }

    /**
     * @author 李煊
     * @date 2022-06-20 08:47
     * @Description: 新增员工
     */
    @PostMapping
    public R<String> save(HttpServletRequest request, @RequestBody Employee employee) {

        employee.setPassword(DigestUtils.md5DigestAsHex("123456".getBytes()));
        employeeService.save(employee);
        return R.success("新增员工成功");

    }

    /**
     * @author 李煊
     * @date 2022-06-20 09:20
     * @Description: 员工分页信息查询
     */
    @GetMapping("/page")
    public  R<Page> page(int page, int pageSize, String name) {

        Page pageInfo = new Page(page, pageSize);
        LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.like(StringUtils.isNotEmpty(name),Employee::getName,name);
        queryWrapper.orderByDesc(Employee::getUpdateTime);

        employeeService.page(pageInfo, queryWrapper);
        return R.success(pageInfo);
    }

    /**
     * @author 李煊
     * @date 2022-06-20 09:46
     * @Description: 根据id修改员工信息
     */

    @PutMapping
    public R<String> update(HttpServletRequest request, @RequestBody Employee employee) {
        employeeService.updateById(employee);
        return R.success("员工信息修改成功");
    }

    /**
     * @author 李煊
     * @date 2022-06-20 10:23
     * @Description: 根据id查询员工信息
     */

    @GetMapping("/{id}")
    public R<Employee> getById(@PathVariable Long id) {
        Employee employee = employeeService.getById(id);

        if(employee != null) {
            return R.success(employee);
        }
        return R.error("没有查询到对应的员工信息");
    }
}
